Home / 38,049.65-57,082.26-13,086.45

Finding the Fourth Proportional to 38,049.65, 57,082.26 and 13,086.45

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Solution

The fourth proportional to 38,049.65, 57,082.26 and 13,086.45 is: 19,632.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,049.65 : 57,082.26 = 13,086.45 : x
  2. Step 2: Convert to fraction form
    38,049.65/57,082.26 = 13,086.45/x
  3. Step 3: Cross multiply
    38,049.65x = 57,082.26 × 13,086.45
  4. Step 4: Simplify right side
    38,049.65x = 747,004,141.38
  5. Step 5: Solve for x
    x = 747,004,141.38/38,049.65
  6. Step 6: Final answer
    x = 19,632.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.